Metrological instrument



FIG. 1 is a top, front and left side perspective view of metrologicalinstrument showing my new design;

FIG. 2 is a left side perspective view thereof;

FIG. 3 is a bottom, rear and left side perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top, front and left side perspective view of a secondembodiment of metrological instrument showing the parts thereof whenseparated;

FIG. 7 is a left side perspective view thereof;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a rear elevational view thereof;

FIG. 10 is a bottom, rear and left side perspective view of a thirdembodiment of metrological instrument;

FIG. 11 is a bottom, front and right side perspective view thereofshowing the parts thereof separated;

FIG. 12 is a top, front and right side perspective view thereof;

FIG. 13 is a front elevational view thereof, the rear view being amirror image of the front view shown;

FIG. 14 is a right side view thereof, the left side view being a mirrorimage of the side view shown;

FIG. 15 is a top, front and right side perspective of a fourthembodiment of metrological instrument;

FIG. 16 is a left side elevational view thereof, the right sideelevational view being a mirror image of the side view shown;

FIG. 17 is a front elevational view thereof; and,

FIG. 18 is a rear elevational view thereof.

The phantom line showing in the drawings is for illustrative purposesonly and forms no part of the claimed design.

The bottom part has not been shown for ease of illustration in figuredrawings 15-18.

The ornamental design for a metrological instrument, as shown anddescribed.